... ,304,316L,321,310S,etc Cold drawn,fully annealed ss seamless pipe/tube1) Executed standard: ASTM/ASME A213, A312, A269 etc;2 ... ) Outside diameter (OD): range from 10mm to 508mm;6) Nominal pipe size (NPS): range from 1/8 to 20;7) Wall ... customers’ requirements;10)Certification: ISO 9001:2000 SS-214 SS Seamless Pipe